---
id: CVE-2026-102164
title: >-
  On affected Arista access points configured with VXLAN tunnelling and L2-proxy
  (a specific configuration unique to the VESPA use-case), a wireless client
  associated to the tunnelled SSID can send a crafted packet, causing the access
  poin…
summary: >-
  On affected Arista access points configured with VXLAN tunnelling and L2-proxy
  (a specific configuration unique to the VESPA use-case), a wireless client
  associated to the tunnelled SSID can send a crafted packet, causing the access
  poin…
severity: low
cvss: 3.1
cvssVector: 'CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:L/I:N/A:N'
cwe:
  - CWE-125
vendor: Arista Networks
product: Wi-Fi Access Points
affected:
  - wi-fi_access_points >= 22.0.0 <= 22.0.1F-32
  - wi-fi_access_points >= 21.3.0 <= 21.3.0M-13
  - wi-fi_access_points >= 1.0.0 < 21.3.0
published: '2026-10-06'
updated: '2026-10-06'
sourceUpdated: '2026-10-06T21:17:03.367'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-102164'
references:
  - url: >-
      https://www.arista.com/en/support/advisories-notices/security-advisory/24812-security-advisory-0196
    label: psirt@arista.com
tags:
  - nvd
  - cve.org
ssvc:
  exploitation: none
  automatable: 'no'
  technicalImpact: partial
  timestamp: '2026-10-06T20:07:46.593021Z'
ingestedAt: '2026-10-06T20:16:42.481Z'
---

## Overview

On affected Arista access points configured with VXLAN tunnelling and L2-proxy (a specific configuration unique to the VESPA use-case), a wireless client associated to the tunnelled SSID can send a crafted packet, causing the access point to reveal memory contents in network traffic. No write primitive or remote code execution is possible.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.